# Font Size Controller - Vanilla Prepaid

> Control the font size of h1-h6 and p tags from the popup

Canonical page: [https://chrome-stats.com/d/font-size-controller](https://chrome-stats.com/d/font-size-controller)

## Overview

- **ID:** `font-size-controller`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Vanilla Prepaid
- **Category:** web-development,download-management,appearance
- **Daily users:** 1
- **Weekly downloads:** 1
- **Version:** 3.2.7
- **Last updated:** 2024-06-09
- **First published:** 2024-06-08
- **Size:** 3.47 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/font-size-controller/)

## Description

"Vanilla Prepaid Font Size Adjuster" is a special Edge extension, developed to give users direct control over font sizes on the page they visit. This extension offers an intuitive user interface where you can change the size of headings and paragraphs in just a few simple taps.
Simply adjust the numeric values ​​in the input fields corresponding to the h1 to h6 and p tags, then click "Apply Changes" to see the change immediately on the web page in view, without having to refresh the page. Not only does this make reading easier, but it also gives users the ability to customize the site to their personal preferences or specific needs.
This extension requests access to active tabs and executes scripts across URLs, ensuring smooth and stable interaction on any website. Background service workers help manage tasks efficiently, while maintaining high extension performance.
"Vanilla Prepaid Font Size Adjuster" is a great tool for those who want to enhance their web browsing experience, especially for users who need to adjust the font size for easier reading or for those who want to Improve content accessibility. Discover the flexibility and convenience that "Vanilla Prepaid Font Size Adjuster" brings to your browsing experience today!

## Rankings

- #98,346 — Overall
- #148 — size
- #208 — font

## Permissions and access

### Permissions

- `activeTab`
- `scripting`
- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/font-size-controller)